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ESP32 I2C LCD 1602 Display

Display a text on the I2C LCD 1602A display with ESP32

Purpose of this tutorial:

In this tutorial we will see how to display a text in an LCD display with the ESP32 card:

Necessary components

  • ESP32
  • I2C LCD 1602A Display
  • Connecting wires

Mounting

To carry out the assembly, you must connect:

  • the SDA pin of the LCD display to pin D21 of the ESP32 board

  • the SCL pin of the LCD display to pin D22 of the ESP32 board

  • the GND pin of the LCD display to the GND pin of the ESP32 board

  • the VCC pin of the LCD display to 5V-9V energy

Arduino program

Here is the program that allows you to display a text on the LCD display.

 

Note: you need to download the library LiquidCrystal_I2C (Download).




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